1. Department of Anesthesiology; University of Rochester School of Medicine; Rochester; NY
2. Department of Surgery; University of Vermont Medical College; Burlington; VT
3. Department of Medicine; Center for Health Policy Research; University of California; Irvine; CA
4. Department of Surgery; Wake Forest University School of Medicine; Winston-Salem; NC
5. Department of Public Health Services; University of Rochester School of Medicine; Rochester; NY
6. Department of Health Policy; Management, and Behavior at the School of Public Health at the University of Albany; NY
7. RAND Health; RAND; Boston; MA